Grid Point #: 002484 
Longitude:   -98.6650
Latitude:     20.7932
Contributing Station, distance (km).
HGPA   78.3
HGCS  113.2
HGTO  119.3
UQRO  183.2
TAM1  184.7
UJUR  185.6
UXAL  230.5
TNSL  284.4